Issue #258 / May 2022

DVD: Manjaro 21.2 Qonos and DragonFly BSD 6.2.1

Article Code

Approximate on sale dates:

  • UK/Europe: Apr 02
  • USA/Canada: Apr 29
  • Australia: May 30

Highlights:

Most people know you can save energy by changing to more efficient light bulbs, but did you know you can save energy with more efficient software? This month we examine the ongoing efforts to bring sustainability to the IT industry.

SERVICE: Welcome

Better Angels and Better Mining

We're told that modern war will include the elements of cyber war, and now, as war rages in Europe, we look to our networks with renewed vigilance. In this context, the news of a stolen NVIDIA private key seems especially alarming.

SERVICE: This Month's DVD

Manjaro 21.2 Qonos and DragonFly BSD 6.2.1

NEWS: News

In the news: Linux Mint Dropping Blueberry Bluetooth Configuration Tool; Fedora 36 Beta Now Has a Release Date; AV Linux MX-21 Released for All Your Audio/Video Production Needs; Slax Proves You Can't Keep a Good Linux Distribution Down; Dirty Pipe Might Be the Most Severe Vulnerability to Hit Linux in Years; and A Decades-Old Linux Backdoor Has Been Discovered.

NEWS: Kernel News

This month in Kernel News: Git Merge "Simplification" Advice; Loading Modules from Containers; Git Tree Synchronicity; and The New "No New Warnings" Warning.

: Sustainability by Design

Finding a path to energy-efficient software

Sustainability studies for the IT industry often ignore the contributions of software. This article explores what developers and admins can do to create and maintain more energy-efficient systems.

: Blue Angel Eco-Label

Assessing the environmental impact of software

Germany created Blue Angel, the world's first eco-label for software, back in 2000. The methodology behind Blue Angel could serve as a model for other countries as governments turn their attention to the environmental impact of software.

: The Impact of Crypto Mining

Assessing the environmental impact of crypto mining

With climate change wreaking havoc across the planet, we were just beginning to think about how we could use our technology to conserve fuel and reduce our carbon footprint. Then along came crypto mining.

: MusE 4

The MusE 4 MIDI sequencer

MusE, a digital audio workstation, offers a free software solution for MIDI projects on Linux.

: Distro Walk – DragonFly BSD

Rethinking Unix-like systems

Matthew Dillon, founder of DragonFly BSD, discusses the past, present, and future of BSDs.

IN-DEPTH: Maltrail

Detect attacks on your network with Maltrail

Maltrail is a lightweight analysis tool that examines network traffic and raises the alarm if it detects suspicious access or dubious name resolution.

IN-DEPTH: NocoDB

Building apps with NocoDB

NocoDB lets you build useful applications without writing a single line of code.

IN-DEPTH: Programming Snapshot – Ruby and TeX

Creating ready-to-print photo  books  with  Ruby and TeX

Instead of composing photo books online, Mike Schilli prefers to use Ruby and TeX to program an application that generates print-ready PDF books.

IN-DEPTH: Command Line – Port Security

Managing port security

A few basic commands for working with ports can help you make your small network or standalone system more secure.

IN-DEPTH: Animation with OpenToonz

Create cartoons and anime with OpenToonz

OpenToonz is a professional animation tool for comic and manga artists.

IN-DEPTH: Backup Integrity

Avoiding data corruption in backups

A backup policy can protect your data from malware attacks and system crashes, but first you need to ensure that you are backing up uncorrupted data.

: GPIO on Linux Devices

Use a general purpose input/output interface on Linux computers and laptops.

The general purpose input/output interface is not just for small-board computers anymore: You can use GPIO on your Linux desktop or laptop, too, through the USB port.

: OPC Unified Architecture

Industrial network communications

Use Python and Node-RED to create an industrial client-server test system.

LINUX VOICE: Introduction

This month in Linux Voice.

LINUX VOICE: Doghouse – A Universal Software Issue

Where do they come from?

Bugs and security issues aren't limited to open source software, despite comments to the contrary.

LINUX VOICE: Command-Line Tool Examples

Shell tool examples in the terminal

Need to know how to use a command-line tool? eg provides real life examples, and it is easier to access than the man pages.

LINUX VOICE: LibreOffice Music Database

Creating a LibreOffice Music Database

LibreOffice Calc and Base are all you need to create a simple database for organizing the songs in your music collection.

LINUX VOICE: FOSSPicks

This month Graham looks at Surge XT, Kröhnkite, MQTT Explorer, Mandelbulber v2, Simutrans, and more.

LINUX VOICE: Tutorial – Papercraft

Use Inkscape extensions to create 3D objects from paper

Papercraft is coming back into fashion. Linux users can turn to Inkscape and plugins such as Boxes.py, Paperfold, and Tabgen to create templates from 3D objects for printing.

Issue 259/2022

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